LM3528TME/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The LM3528TME/NOPB is a versatile integrated circuit primarily used for power management applications. It provides efficient and reliable control over various power-related functions in electronic devices.

Characteristics: - High efficiency power management - Compact size and low power consumption - Wide input voltage range - Multiple protection features - Adjustable output voltage - Easy integration into existing circuitry

Package: The LM3528TME/NOPB is available in a small outline package (SOP) with a specified pin configuration.

Essence: The LM3528TME/NOPB is designed to optimize power management in electronic devices, ensuring stable and efficient operation while minimizing energy consumption.

Packaging/Quantity: The LM3528TME/NOPB is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs.

Specifications

The LM3528TME/NOPB has the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.6V to VIN
• Maximum Output Current: 1A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overcurrent protection, thermal shutdown, undervoltage lockout

Pin Configuration

The LM3528TME/NOPB features a detailed pin configuration as follows:

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. EN: Enable pin for controlling the IC's operation
4. FB: Feedback pin for adjusting the output voltage
5. SW: Switching node pin for connecting the external inductor
6. PGND: Power ground pin
7. VOUT: Output voltage pin

Functional Features

The LM3528TME/NOPB offers the following functional features:

1. High Efficiency: The IC incorporates advanced power management techniques, resulting in high conversion efficiency and reduced power dissipation.
2. Wide Input Voltage Range: It can operate within a wide range of input voltages, making it suitable for various applications.
3. Protection Mechanisms: The IC includes built-in protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring safe operation and preventing damage to the device and connected components.
4. Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor, providing flexibility in meeting specific application requirements.
5. Compact Size: The LM3528TME/NOPB is designed with a compact form factor, enabling its integration into space-constrained electronic devices.

Advantages and Disadvantages

Advantages: - High efficiency power management - Wide input voltage range - Multiple protection features - Adjustable output voltage - Compact size

Disadvantages: - Limited maximum output current (1A)

Working Principles

The LM3528TME/NOPB operates based on a switching regulator topology. It utilizes a control loop to regulate the output voltage by adjusting the duty cycle of the internal switch. This allows for efficient power conversion from the input voltage to the desired output voltage.

Detailed Application Field Plans

The LM3528TME/NOPB finds applications in various fields, including but not limited to: - Portable electronic devices (e.g., smartphones, tablets) - Battery-powered systems - LED lighting applications - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM3528TME/NOPB include: - LM3529TME/NOPB - LM3530TME/NOPB - LM3531TME/NOPB - LM3532TME/NOPB

These alternative models provide comparable power management capabilities and can be considered as substitutes based on specific application requirements.

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